
var CollapsablePanel = 
{
    collapseExpand : function(button, id)
    {
        var panel = document.getElementById(id + "_container");
    
        if(panel.style.display == "") {
            panel.style.display = "none";
            button.className = "buttonDown";
        }
        else {
            panel.style.display = "";
            button.className = "buttonUp";
        }
    }
}
